EP2525730A4 - Electrode électrochirurgicale comportant une surface d'appui concentrant le champ électrique - Google Patents

Electrode électrochirurgicale comportant une surface d'appui concentrant le champ électrique

Info

Publication number
EP2525730A4
EP2525730A4 EP10844128.8A EP10844128A EP2525730A4 EP 2525730 A4 EP2525730 A4 EP 2525730A4 EP 10844128 A EP10844128 A EP 10844128A EP 2525730 A4 EP2525730 A4 EP 2525730A4
Authority
EP
European Patent Office
Prior art keywords
electric field
electrosurgical electrode
field concentrating
flash edge
concentrating flash
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP10844128.8A
Other languages
German (de)
English (en)
Other versions
EP2525730A1 (fr
Inventor
Darcy W Greep
Shawn K Horner
Brian J Walter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MegaDyne Medical Products Inc
Original Assignee
MegaDyne Medical Products Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by MegaDyne Medical Products Inc filed Critical MegaDyne Medical Products Inc
Publication of EP2525730A1 publication Critical patent/EP2525730A1/fr
Publication of EP2525730A4 publication Critical patent/EP2525730A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14Probes or electrodes therefor
    • A61B18/1402Probes for open surgery
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14Probes or electrodes therefor
    • A61B18/1477Needle-like probes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00053Mechanical features of the instrument of device
    • A61B2018/00107Coatings on the energy applicator
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00315Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
    • A61B2018/00345Vascular system
    • A61B2018/00404Blood vessels other than those in or around the heart
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00571Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
    • A61B2018/00595Cauterization
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00571Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
    • A61B2018/00601Cutting
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14Probes or electrodes therefor
    • A61B2018/1405Electrodes having a specific shape
    • A61B2018/1412Blade
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14Probes or electrodes therefor
    • A61B2018/1405Electrodes having a specific shape
    • A61B2018/1425Needle

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Otolaryngology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)
EP10844128.8A 2010-01-22 2010-07-29 Electrode électrochirurgicale comportant une surface d'appui concentrant le champ électrique Withdrawn EP2525730A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/692,382 US8439910B2 (en) 2010-01-22 2010-01-22 Electrosurgical electrode with electric field concentrating flash edge
PCT/US2010/043769 WO2011090507A1 (fr) 2010-01-22 2010-07-29 Electrode électrochirurgicale comportant une surface d'appui concentrant le champ électrique

Publications (2)

Publication Number Publication Date
EP2525730A1 EP2525730A1 (fr) 2012-11-28
EP2525730A4 true EP2525730A4 (fr) 2016-12-07

Family

ID=44307110

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10844128.8A Withdrawn EP2525730A4 (fr) 2010-01-22 2010-07-29 Electrode électrochirurgicale comportant une surface d'appui concentrant le champ électrique

Country Status (7)

Country Link
US (1) US8439910B2 (fr)
EP (1) EP2525730A4 (fr)
CN (1) CN102939055B (fr)
AU (1) AU2010343319B2 (fr)
BR (1) BR112012018254B1 (fr)
CA (1) CA2787636C (fr)
WO (1) WO2011090507A1 (fr)

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US8439910B2 (en) 2013-05-14
EP2525730A1 (fr) 2012-11-28
CN102939055A (zh) 2013-02-20
WO2011090507A1 (fr) 2011-07-28
CA2787636C (fr) 2017-10-03
US20110184410A1 (en) 2011-07-28
AU2010343319B2 (en) 2013-09-19
BR112012018254B1 (pt) 2022-04-26
CN102939055B (zh) 2016-08-03
AU2010343319A1 (en) 2012-08-09
BR112012018254A2 (pt) 2016-05-03
CA2787636A1 (fr) 2011-07-28

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